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发明名称
Perfectionnements aux noyaux mobiles pour moules permanents et coquilles de moulage
摘要
申请公布号
FR1123051(A)
申请公布日期
1956.09.17
申请号
FRD1123051
申请日期
1955.03.04
申请人
REGIE NATIONALE DES USINES RENAULT;SOCIETE DES HAUTS FOURNEAUX & FORGES D'ALLEVARD
发明人
分类号
B22C9/10
主分类号
B22C9/10
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代理人
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